Filter head



FIG. 1 is a right rear perspective view of a filter head showing my newdesign;

FIG. 2 is a right side view thereof;

FIG. 3 is a left side view thereof;

FIG. 4 is a rear view thereof;

FIG. 5 is a front view thereof;

FIG. 6 is a top view thereof; and,

FIG. 7 is a bottom view thereof.

The broken lines in the drawings depict portions of the filter head thatform no part of the claim.

CLAIM The ornamental design for a “filter head,” as shown and described.